78.17% is the change from 504 to 898
Calculation steps:
[( 898 - 504 ) ÷ 504] x 100 = 78.17%
Formula
Percentage change = [(898 - 504) / 504] x 100
Subtract the new number by the original number
898 - 504 = 394
394 ÷ 504 = 0.7817460317460317
0.7817460317460317 x 100 = 78.17%